fix missing close li element
fix missing close li element

vital-ai/beaker-notebook,ScottPJones/beaker-notebook,vital-ai/beaker-notebook,ScottPJones/beaker-notebook,ScottPJones/beaker-notebook,ScottPJones/beaker-notebook,vital-ai/beaker-notebook,vital-ai/beaker-notebook,vital-ai/beaker-notebook,vital-ai/beaker-notebook,ScottPJones/beaker-notebook,vital-ai/beaker-notebook